by Red. Green. Blue. (Swifty)
As the name suggests this flow can successfully re-enable ads from Amazon Fire Tablets HD7, HD8, & HD10 models. Before downloading please visit DataStream's thread on XDA (linked below) which will go in-depth how to enable ADB for auto mate as set up the disable script. Thanks for downloading!
Thanks to DataStream for supplying that disable script I could reverse engineer to enable.